PanoramaStartupModule


1   // Copyright 2007 The Apache Software Foundation
2   //
3   // Licensed under the Apache License, Version 2.0 (the "License");
4   // you may not use this file except in compliance with the License.
5   // You may obtain a copy of the License at
6   //
7   //     http://www.apache.org/licenses/LICENSE-2.0
8   //
9   // Unless required by applicable law or agreed to in writing, software
10  // distributed under the License is distributed on an "AS IS" BASIS,
11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12  // See the License for the specific language governing permissions and
13  // limitations under the License.
14  
15  package org.apache.examples.annotations.panorama;
16  
17  import java.util.ArrayList  ;
18  import java.util.List  ;
19  
20  import org.apache.commons.logging.LogFactory;
21  import org.apache.examples.panorama.startup.impl.Task;
22  import org.apache.examples.panorama.startup.impl.TaskExecutor;
23  import org.apache.hivemind.ErrorLog;
24  import org.apache.hivemind.annotations.AbstractAnnotatedModule;
25  import org.apache.hivemind.annotations.definition.Configuration;
26  import org.apache.hivemind.annotations.definition.Contribution;
27  import org.apache.hivemind.annotations.definition.Service;
28  import org.apache.hivemind.impl.DefaultErrorHandler;
29  import org.apache.hivemind.impl.ErrorLogImpl;
30  import org.apache.hivemind.impl.MessageFormatter;
31  
32  public class PanoramaStartupModule extends AbstractAnnotatedModule
33  {
34  
35      @Service( id="Startup" )
36      public Runnable   getStartupService()
37      {
38          TaskExecutor executor = new TaskExecutor();
39          executor.setTasks(configuration("tasks", List  .class));
40          // Some of the logic which is automatically provided by the builder factory
41          // must be done manually
42          ErrorLog errorLog = new ErrorLogImpl(new DefaultErrorHandler(), LogFactory.getLog(TaskExecutor.class));
43          executor.setErrorLog(errorLog);
44          executor.setMessages(new MessageFormatter(PanoramaStartupModule.class, "panorama"));
45          executor.setLog(LogFactory.getLog(TaskExecutor.class));
46          
47          return executor;
48      }
49      
50      @Configuration( id="tasks" )
51      public List  <Task> getTasks()
52      {
53          return new ArrayList  <Task>();
54      }
55      
56      @Contribution( configurationId="hivemind.Startup" )
57      public void contributeStartupServices(List   services)
58      {
59          services.add(service("Startup", Runnable  .class));
60      }
61      
62  }
63
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